Witter AD48BU Notice De Montage

MATERIALS
A 1 Cross Bar
D 2 Side Arms
E 4 M10 x 100 x 1.5mm Bolts, Lock Washers, 2 Nuts and 6 Large Flat Washers (30mm O.D.)
F 4 M12 x 40 x 1.75mm Bolts, Nyloc Nuts and Flat Washers (30mm O.D.)
ZP 1 Flip up electrical plate kit(Z99)
ZE 1 Electrical Plate Angle (ZEQ4)
For use with either
AD48B Flange neck option – ZF3002. Note: This towbar must be used with either a Witter Towball (part number Z11) or
Class A50-1 or A50-X towball dimensionally Conforming to A50-1 with a 'D' and 'S' value greater than or equal to that of the towbar.
AD48BQ Detachable neck option – ZQ3002. Please refer to ZQ fitting instructions for installation
FITTING
1. Remove Bumper - remove boot floor mat and side storage boxes; remove the plastic nut inside each wheel arch
beneath light clusters (On Quattro model 2012 onwards, remove 2 plastic pins from underneath the light cluster).
Remove the rear plastic panel and the plastic grommets to reveal 1 nut each side, remove nut taking care not to drop it
inside, remove the 2 torx head fixings securing the luggage strap retainers.
2. Remove the fixings along the lower edge of bumper and the screws around each wheel arch.
3. Remove inner bumper beam complete with mounting arms and discard.
4. Insert Side Arms (D) into chassis rails (remove tape covering forward mounting points) and loosely attach using Bolts
(E). Note: To gain access to forward hole (E) it may be necessary to lower exhaust and heat shield.
5. Loosely attach Cross Bar (A) to Side Arms (D) using Bolts (F). Tighten all Bolts.
6. Cut Bumper roughly as shown below. See note*
7. Attach neck option.
Recommended torque settings: Grade 8.8 bolts: M8 - 27Nm, M10 - 53 Nm, M12 - 95 Nm, M14 - 150 Nm, M16 - 214
Nm Grade 10.9: M12 – 139Nm, M10 – 78Nm
Fitting
Instructions
AD48BU
TOWBAR
for
For AUDI A4
AD48B &
March 2008-
AD48BQ